I think its 1000 numbers because there from 1 to 999 there are 999 numbers, and then you add zero because it is also a whole number.
Answer:
916 in.
Step-by-step explanation:
Step by Step.
5*10 = 50, and 50*2 = 100
10*4 = 40, and 40 * 2 = 80
(4*6)/2 = 12, and 12 * 2 = 24
10*10 = 100, and 100 * 2 = 200
16*16 = 256, and 256 * 2 = 512
Adding this together, we get: 916 inches.
Is it 57? ...............................
Answer
4+21m
Explanation
Use the distributive property 4 times 1 and 4 times 7m keep the m
When you multiply 10, move the decimal point to the right one place value
3.14 x 10 = 31.4
31.4 is your answer
hope this helps